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Certified Software Developers

Tables below display current data for the 2025-2026 forms testing season.

Business: Substitute Forms

VendorPlatform Company Name IT-20 packet IT-20S packet IT-65 packetIT-6IT-6WTH PFC COR
ATX Desktop UNIVERSAL TAX SYSTEMS, INC. Certified Certified Certified Certified Certified Certified
BLOOMBERGNASuperFormCertifiedCertifiedCertifiedCertifiedCertifiedCertified
CCH AXCESS Web CCH INCORPORATED Certified Certified Certified Certified Certified Certified
CCH PROSYSTEM FX Desktop CCH INCORPORATED CertifiedCertifiedCertifiedCertified Certified Certified
CLUB TAX STATE Web ICLUBCENTRAL, INC Not ApplicableNot ApplicableCertifiedCertifiedCertifiedCertified
CROSSLINK 2026 Desktop CROSSLINK PROFESSIONAL TAX SOLUTIONS, LLC Certified Certified Certified Certified Certified Certified
CROSSLINK ONLINE 2026 Web CROSSLINK PROFESSIONAL TAX SOLUTIONS, LLC Certified Certified Certified Certified Certified Certified
CSC CORPTAX Desktop CORPTAX, INC. Certified CertifiedCertifiedCertifiedCertifiedCertified
DRAKE TAX Desktop DRAKE SOFTWARE, LLC CertifiedCertifiedCertifiedCertified Certified Certified
DRAKE TAX ONLINE Web DRAKE SOFTWARE, LLC CertifiedCertifiedCertifiedCertified Certified Certified
GOSYSTEM Web THOMSON REUTERS Certified Certified Certified Certified Certified Certified
INSTEAD Web INSTEAD, LLC Certified Certified Certified Certified Certified Certified
LACERTE Desktop INTUIT, INC Certified Certified Certified Certified Certified Certified
MYTAXPREPOFFICE.COM Desktop ADVANCED TAX SOLUTIONS Certified Certified Certified Certified Certified Certified
OLTPRO DESKTOPDesktopON-LINE TAXES, INC.CertifiedCertifiedCertifiedCertifiedCertifiedCertified
OLTPRO WEB Web ON-LINE TAXES, INC. Certified Certified Certified Certified Certified Certified
ProConnect Tax Online Desktop INTUIT, INC Certified Certified Certified Certified Certified Certified
PROSERIES Desktop INTUIT, INC Certified Certified Certified CertifiedCertifiedCertified
PWCSLT NA PWC US TAX LLP CertifiedNot Applicable Certified Not ApplicableNot ApplicableNot Applicable
TAXACT Desktop TAXACT, LLC Certified Certified Certified Certified Certified Certified
TAXACT Web TAXACT, LLC Certified Certified Certified CertifiedCertified Certified
TAXWISE Desktop UNIVERSAL TAX SYSTEMS Certified Certified Certified Certified Not Applicable Certified
TAXWISE Web UNIVERSAL TAX SYSTEMS Certified Certified Certified Certified Not Applicable Certified
TAX SERIES Web TAX TECHNOLOGIES, INC. Not Applicable Not Applicable Not Applicable Certified Certified Certified
TAXSLAYER PRO Desktop TAXSLAYER, LLC. CertifiedCertified Certified CertifiedCertifiedCertified
TURBOTAX BUSINESS ONLINE Web INTUIT INC. Certified Certified Certified Certified Certified Certified
ULTRATAX CS Desktop THOMSON REUTERS Certified Certified Certified Certified Certified Certified

Individual: Substitute Forms

VendorPlatform Company Name IT-40 packet IT-40PNR packetIT-40RNR packetSC-40ES-40IT-40ESIT-9PFC IND
AprilWebAPRIL TAX SOLUTIONS INC.Not ApplicableNot ApplicableNot ApplicableNot ApplicableNot ApplicableCertifiedCertifiedCertified
ATXDesktopUNIVERSAL TAX SYSTEMS, INC.CertifiedCertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertified
BloombergN/ASuperFormCertifiedCertifiedCertifiedCertifiedCertifiedCertifiedCertifiedCertified
Cash App TaxesWebCASH APP TAXES, INC.CertifiedNot ApplicableNot ApplicableNot ApplicableNot TestingNot TestingCertifiedCertified
CCH AXCESSWebCCH INCORPORATEDCertifiedCertifiedCertifiedNot ApplicableNot ApplicableCertifiedCertifiedCertified
CCH PROSYSTEM FXDesktopCCH INCORPORATEDCertifiedCertifiedCertifiedNot ApplicableNot ApplicableCertifiedCertifiedCertified
CROSSLINK 2026DesktopCROSSLINK PROFESSIONAL TAX SOLUTIONS, LLCCertifiedCertifiedCertifiedNot ApplicableCertifiedNot ApplicableCertifiedCertified
CROSSLINK ONLINE 2026WebCROSSLINK PROFESSIONAL TAX SOLUTIONS, LLCCertifiedCertifiedCertifiedNot ApplicableCertifiedNot ApplicableCertifiedCertified
DRAKE TAXDesktopDRAKE SOFTWARE, LLCCertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertified
DRAKE TAX ONLINEWebDRAKE SOFTWARE, LLCCertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertified
FILEYOURTAXES.COMWebTALUY CALIFORNIA CORPORATIONCertifiedCertifiedCertifiedNot ApplicableCertifiedNot ApplicableCertifiedCertified
FreeTaxUSA.comWebTAXHAWK, INC.CertifiedCertifiedCertifiedNot ApplicableCertifiedNot ApplicableCertifiedCertified
GOSYSTEMWebTHOMSON REUTERSCertifiedCertifiedCertifiedCertifiedCertifiedCertifiedCertifiedCertified
H&R Block Tax SoftwareDesktopHRB TAX GROUP, INC.CertifiedCertifiedNot ApplicableNot ApplicableNot ApplicableCertifiedCertifiedCertified
H&R BLOCK ONLINE (TXO)WebHRB TAX GROUP, INC.CertifiedCertifiedNot ApplicableCertifiedNot ApplicableCertifiedCertifiedCertified
BLOCKWORKS ONLINE (BWO)WebHRB TAX GROUP, INC.CertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertified
InsteadWebINSTEAD, LLCCertifiedCertifiedCertifiedCertifiedCertifiedCertifiedCertifiedCertified
LACERTEDesktopINTUIT, INCCertifiedCertifiedCertifiedNot ApplicableNot ApplicableCertifiedCertifiedCertified
MyTaxPrepOffice.comDesktopADVANCED TAX SOLUTIONSCertifiedCertifiedCertifiedCertifiedCertifiedCertifiedCertifiedCertified
OLTPRO DESKTOPDesktopON-LINE TAXES, INC.CertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertifiedCertified
OLTPRO WEBWebON-LINE TAXES, INC.CertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertifiedCertified
OLT.comWebON-LINE TAXES, INC.CertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertifiedCertified
ProConnect Tax OnlineWebINTUIT, INCCertifiedCertifiedCertifiedNot ApplicableNot ApplicableCertifiedCertifiedCertified
ProFilerDesktopJACKSON HEWITT TECHNOLOGYCertifiedCertifiedCertifiedNot ApplicableCertifiedNot ApplicableCertifiedCertified
ProSeriesDesktopINTUIT INC.CertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertified
ProTaxProWebTALUY CALIFORNIA CORPORATIONCertifiedCertifiedCertifiedNot ApplicableCertifiedNot ApplicableCertifiedCertified
TaxActDesktopTAXACT, LLCCertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertifiedCertified
TaxActWebTAXACT, LLCCertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertifiedCertified
TaxSlayerWebTAXSLAYER, LLCCertifiedCertifiedCertifiedNot ApplicableCertifiedNot ApplicableCertifiedCertified
TaxSlayer ProDesktopTAXSLAYER, LLCCertifiedCertifiedCertifiedNot ApplicableCertifiedNot ApplicableCertifiedCertified
TaxWiseDesktopUNIVERSAL TAX SYSTEMSCertifiedCertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertified
TaxWiseWebUNIVERSAL TAX SYSTEMSCertifiedCertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertified
TURBOTAXDesktopINTUIT INC.CertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertified
TURBOTAXWebINTUIT INC.CertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertified
ULTRATAX CSDesktopTHOMSON REUTERSCertifiedCertifiedCertifiedCertifiedNot ApplicableCertifiedCertifiedCertified
WINTAXDesktopTAXWARE SYSTEMS INCCertifiedCertifiedNot ApplicableNot ApplicableNot ApplicableCertifiedCertifiedCertified

Fiduciary: Substitute Forms

VendorPlatformCompany NameIT-41 packetIT-41ES
ATXDesktopUNIVERSAL TAX SYSTEMS, INC.CertifiedCertified
BLOOMBERGNASuperFormCertifiedCertified
CCH AXCESSWebCCH INCORPORATEDCertifiedCertified
CCH PROSYSTEM FXDesktopCCH INCORPORATEDCertifiedCertified
CROSSLINK 2026DesktopCROSSLINK PROFESSIONAL TAX SOLUTIONS, LLCCertifiedCertified
CROSSLINK ONLINE 2026WebCROSSLINK PROFESSIONAL TAX SOLUTIONS, LLCCertifiedCertified
DRAKE TAXDesktopDRAKE SOFTWARE, LLCCertifiedCertified
DRAKE TAX ONLINEWebDRAKE SOFTWARE, LLCCertifiedCertified
GOSYSTEMWebTHOMSON REUTERSCertifiedCertified
INSTEADWebINSTEAD, LLCCertifiedCertified
LACERTEDesktopINTUIT, INCCertifiedCertified
MYTAXPREPOFFICE.COMDesktopADVANCED TAX SOLUTIONSCertifiedCertified
OLTPRO DESKTOPDesktopON-LINE TAXES, INC.CertifiedCertified
OLTPRO WEBWebON-LINE TAXES, INC.CertifiedCertified
PROCONNECT TAX ONLINEWebINTUIT, INCCertifiedCertified
PROSERIESDesktopINTUIT, INCCertifiedCertified
TAXACTDesktopTAXACT, LLCCertifiedCertified
TAXACTWebTAXACT, LLCCertifiedCertified
TAXSLAYER PRODesktopTAXSLAYER, LLC.CertifiedCertified
TAXWISEDesktopUNIVERSAL TAX SYSTEMSCertifiedCertified
TAXWISEWebUNIVERSAL TAX SYSTEMSCertifiedCertified
ULTRATAX CSDesktopTHOMSON REUTERSCertifiedCertified
LACKNERDesktop6-IN-1 Estate Administration SystemNot TestingNot Testing

Electronic Filing Vendors

To participate in the Federal/State Electronic Filing program, software companies must be approved by both the IRS and the State of Indiana. The companies below have completed their testing with the Indiana Department of Revenue and have been approved to sell and use their products to electronically file Indiana income tax returns. Check back periodically; additional companies will be added as they are CERT.

Business

Electronic Filing Vendors

Product NamePlatform Company Name IT-20 packet IT-20S packet IT-65 packet
ATX Desktop UNIVERSAL TAX SYSTEMS, INC. CertifiedCertifiedCertified
CCH AXCESS Web CCH INCORPORATED Certified Certified Certified
CCH PROSYSTEM FX Desktop CCH INCORPORATED Certified Certified Certified
CLUB TAX STATE Web ICLUBCENTRAL, INC Not Applicable Not Applicable Certified
CROSSLINK 2026 Desktop CROSSLINK PROFESSIONAL TAX SOLUTIONS, LLC CertifiedCertifiedCertified
CROSSLINK ONLINE 2026 Web CROSSLINK PROFESSIONAL TAX SOLUTIONS, LLC CertifiedCertifiedCertified
CSC CORPTAX Desktop CORPTAX, INC. CertifiedCertifiedCertified
DRAKE TAX Desktop DRAKE SOFTWARE, LLC CertifiedCertified Certified
DRAKE TAX ONLINE Web DRAKE SOFTWARE, LLC Not Testing Not Testing Not Testing
GOSYSTEM Web THOMSON REUTERS CertifiedCertifiedCertified
INSTEAD Web INSTEAD, LLC Certified Certified Certified
LACERTE Desktop INTUIT, INC CertifiedCertifiedCertified
MYTAXPREPOFFICE.COM Desktop ADVANCED TAX SOLUTIONS CertifiedCertifiedCertified
OLTPRO DESKTOP Desktop ON-LINE TAXES, INC. CertifiedCertifiedCertified
OLTPRO WEB Web ON-LINE TAXES, INC. CertifiedCertifiedCertified
PARSEFILER Web PWC US TAX LLP Not Applicable Not Applicable Not Testing
PROCONNECT TAX ONLINE Web INTUIT, INC CertifiedCertifiedCertified
PROSERIES Desktop INTUIT, INC Not Applicable CertifiedCertified
TAXACT Desktop TAXACT, LLC CertifiedCertified Certified
TAXACT Web TAXACT, LLC Certified Certified Certified
TAXWISE Desktop UNIVERSAL TAX SYSTEMS Certified Certified Certified
TAXWISE Web UNIVERSAL TAX SYSTEMS Not Applicable Certified Certified
TAX SERIES Web TAX TECHNOLOGIES, INC. Certified Not Applicable Certified
TAXSLAYER PRO Desktop TAXSLAYER, LLC. CertifiedCertifiedCertified
TURBOTAX BUSINESS ONLINE Web INTUIT INC. Not Applicable Certified Certified
ULTRATAX CS Desktop THOMSON REUTERS CertifiedCertifiedCertified

Individual

Consumer

Product NamePlatform Company Name IT-40 packet IT-40PNR packet IT-40RNR packet
April Web APRIL TAX SOLUTIONS INC. Certified Not Applicable Not Applicable
Cash App Taxes Web CASH APP TAXES, INC. Certified Not Applicable Not Applicable
DRAKE TAX ONLINE Web DRAKE SOFTWARE, LLC Certified Certified Certified
FILEYOURTAXES.COM Web TALUY CALIFORNIA CORPORATION CertifiedCertifiedCertified
FreeTaxUSA.com Web TAXHAWK, INC. CertifiedCertifiedCertified
H&R Block Tax Software Desktop HRB TAX GROUP, INC. CertifiedCertified Not Applicable
H&R BLOCK ONLINE (TXO) Web HRB TAX GROUP, INC. CertifiedCertifiedCertified
Instead Web INSTEAD, LLC CertifiedCertifiedCertified
OLT.com Web ON-LINE TAXES, INC. CertifiedCertifiedCertified
TaxAct Web TAXACT, LLC Certified CertifiedCertified
TaxAct Desktop TAXACT, LLC Certified CertifiedCertified
TaxSlayer Web TAXSLAYER, LLC CertifiedCertifiedCertified
TURBOTAX Desktop INTUIT INC. CertifiedCertifiedCertified
TURBOTAX Web INTUIT INC. CertifiedCertifiedCertified

Individual

Professional

Product NamePlatform Company Name IT-40 packet IT-40PNR packet IT-40RNR packet
April Web APRIL TAX SOLUTIONS INC. Certified Not Applicable Not Applicable
ATX Desktop UNIVERSAL TAX SYSTEMS, INC. CertifiedCertifiedCertified
BLOCKWORKS ONLINE (BWO) Web HRB TAX GROUP, INC. CertifiedCertifiedCertified
CCH AXCESS Web CCH INCORPORATED CertifiedCertifiedCertified
CCH PROSYSTEM FX Desktop CCH INCORPORATED CertifiedCertifiedCertified
CROSSLINK 2026 Desktop CROSSLINK PROFESSIONAL TAX SOLUTIONS, LLC CertifiedCertifiedCertified
CROSSLINK ONLINE 2026 Web CROSSLINK PROFESSIONAL TAX SOLUTIONS, LLC CertifiedCertifiedCertified
DRAKE TAX Desktop DRAKE SOFTWARE, LLC CertifiedCertifiedCertified
DRAKE TAX ONLINE Web DRAKE SOFTWARE, LLC Certified Certified Certified
FreeTaxUSA.com Web TAXHAWK, INC. CertifiedCertifiedCertified
GOSYSTEM Web THOMSON REUTERS Certified Certified Not Applicable
Instead Web INSTEAD, LLC Certified CertifiedCertified
LACERTE Desktop INTUIT, INC CertifiedCertifiedCertified
MyTaxPrepOffice.com Desktop ADVANCED TAX SOLUTIONS CertifiedCertifiedCertified
OLTPro Desktop Desktop ON-LINE TAXES, INC. CertifiedCertifiedCertified
OLTPro Web Web ON-LINE TAXES, INC. CertifiedCertifiedCertified
ProConnect Tax Online Web INTUIT, INC CertifiedCertifiedCertified
ProFiler Desktop JACKSON HEWITT TECHNOLOGY CertifiedCertifiedCertified
ProSeries Desktop INTUIT INC. CertifiedCertifiedCertified
ProTaxPro Web TALUY CALIFORNIA CORPORATION CertifiedCertifiedCertified
TaxAct Desktop TAXACT, LLC Certified CertifiedCertified
TaxSlayer Pro Desktop TAXSLAYER, LLC. CertifiedCertifiedCertified
TaxWise Desktop UNIVERSAL TAX SYSTEMS CertifiedCertifiedCertified
TaxWise Web UNIVERSAL TAX SYSTEMS CertifiedCertifiedCertified
TURBOTAX Web INTUIT INC. CertifiedCertifiedCertified
ULTRATAX CS Desktop THOMSON REUTERS CertifiedCertifiedCertified
Wintax Desktop TAXWARE SYSTEMS INC CertifiedCertifiedCertified

Fiduciary

Product NamePlatformCompany NameIT-41 packet
CCH AXCESSWebCCH INCORPORATEDCertified
CCH PROSYSTEM FXDesktopCCH INCORPORATEDCertified
CROSSLINK 2026DesktopCROSSLINK PROFESSIONAL TAX SOLUTIONS, LLCCertified
CROSSLINK ONLINE 2026WebCROSSLINK PROFESSIONAL TAX SOLUTIONS, LLCCertified
DRAKE TAXDesktopDRAKE SOFTWARE, LLCCertified
DRAKE TAX ONLINEWebDRAKE SOFTWARE, LLCNot Testing
GOSYSTEMWebTHOMSON REUTERSCertified
INSTEADWebINSTEAD, LLCCertified
LACERTEDesktopINTUIT, INCCertified
MYTAXPREPOFFICE.COMDesktopADVANCED TAX SOLUTIONSCertified
OLTPRO DESKTOPDesktopON-LINE TAXES, INC.Certified
OLTPRO WEBWebON-LINE TAXES, INC.Certified
PROCONNECT TAX ONLINEWebINTUIT, INCCertified
PROSERIESDesktopINTUIT, INCCertified
TAXACTDesktopTAXACT, LLCCertified
TAXACTWebTAXACT, LLCCertified
TAXSLAYER PRODesktopTAXSLAYER, LLC.Certified
ULTRATAX CSDesktopTHOMSON REUTERSCertified
LACKNERDesktop6-IN-1 Estate Administration SystemNot Testing